| Signal | ERNIE 4.5 VL 28B A3B | Delta | Grok 4 Fast |
|---|---|---|---|
Capabilities | 67 | -33 | |
Pricing | 1 | +0 | |
Context window size | 71 | -29 | |
Recency | 92 | -7 | |
Output Capacity | 65 | -9 | |
Benchmarks | 0 | -70 | |
| Overall Result | 1 wins | of 6 | 5 wins |
0
days ranked higher
0
days
30
days ranked higher
Baidu
xAI
ERNIE 4.5 VL 28B A3B saves you $3.00/month
That's $36.00/year compared to Grok 4 Fast at your current usage level of 100K calls/month.
| Metric | ERNIE 4.5 VL 28B A3B | Grok 4 Fast | Winner |
|---|---|---|---|
| Overall Score | 75 | 83 | Grok 4 Fast |
| Rank | #110 | #52 | Grok 4 Fast |
| Quality Rank | #110 | #52 | Grok 4 Fast |
| Adoption Rank | #110 | #52 | Grok 4 Fast |
| Parameters | 28B | -- | -- |
| Context Window | 30K | 2000K | Grok 4 Fast |
| Pricing | $0.14/$0.56/M | $0.20/$0.50/M | -- |
| Signal Scores | |||
| Capabilities | 67 | 100 | Grok 4 Fast |
| Pricing | 1 | 1 | ERNIE 4.5 VL 28B A3B |
| Context window size | 71 | 100 | Grok 4 Fast |
| Recency | 92 | 99 | Grok 4 Fast |
| Output Capacity | 65 | 75 | Grok 4 Fast |
| Benchmarks | -- | 70 | Grok 4 Fast |
Our composite score (0–100) combines six weighted signals: benchmark performance (25%), pricing efficiency (25%), context window size (15%), model recency (15%), output capacity (10%), and capability versatility (10%). Here's what the scores mean for these two models:
Scores 75/100 (rank #110), placing it in the top 62% of all 290 models tracked.
Scores 83/100 (rank #52), placing it in the top 82% of all 290 models tracked.
Grok 4 Fast has a 8-point advantage, which typically translates to noticeably better performance on complex reasoning, code generation, and multi-step tasks.
Both models are priced similarly, so the decision comes down to quality and features rather than cost.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Higher benchmark score (0/100) indicates stronger performance on coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Faster response time (speed score 0/100) is critical for user-facing chat. Grok 4 Fast also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (2000K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.50/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (83/100) correlates with better nuance, coherence, and style in long-form content
Image understanding & OCR
Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly
Grok 4 Fast has a moderate advantage with a 8.400000000000006-point lead in composite score. It wins on more signal dimensions, but ERNIE 4.5 VL 28B A3B has specific strengths that could make it the better choice for certain workflows.
Best for Quality
ERNIE 4.5 VL 28B A3B
Marginally better benchmark scores; both are excellent
Best for Cost
Grok 4 Fast
0% lower pricing; better value at scale
Best for Reliability
ERNIE 4.5 VL 28B A3B
Higher uptime and faster response speeds
Best for Prototyping
ERNIE 4.5 VL 28B A3B
Stronger community support and better developer experience
Best for Production
ERNIE 4.5 VL 28B A3B
Wider enterprise adoption and proven at scale
by Baidu
| Capability | ERNIE 4.5 VL 28B A3B | Grok 4 Fast |
|---|---|---|
| Vision (Image Input) | ||
| Function Calling | ||
| Streaming | ||
| JSON Modediffers | ||
| Reasoning | ||
| Web Searchdiffers | ||
| Image Output |
Baidu
xAI
ERNIE 4.5 VL 28B A3B saves you $0.0360/month
That's 4% cheaper than Grok 4 Fast at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | ERNIE 4.5 VL 28B A3B | Grok 4 Fast |
|---|---|---|
| Context Window | 30K | 2M |
| Max Output Tokens | 8,000 | 30,000 |
| Open Source | Yes | No |
| Created | Aug 12, 2025 | Sep 19, 2025 |
Grok 4 Fast scores 83/100 (rank #52) compared to ERNIE 4.5 VL 28B A3B's 75/100 (rank #110), giving it a 8-point advantage. Grok 4 Fast is the stronger overall choice, though ERNIE 4.5 VL 28B A3B may excel in specific areas like certain benchmarks.
ERNIE 4.5 VL 28B A3B is ranked #110 and Grok 4 Fast is ranked #52 out of 290+ AI models. Rankings use a composite score combining benchmark performance (25%), pricing (25%), context window (15%), recency (15%), output capacity (10%), and versatility (10%). Scores update hourly.
Grok 4 Fast is cheaper at $0.50/M output tokens vs ERNIE 4.5 VL 28B A3B's $0.56/M output tokens - 1.1x more expensive. Input token pricing: ERNIE 4.5 VL 28B A3B at $0.14/M vs Grok 4 Fast at $0.20/M.
Grok 4 Fast has a larger context window of 2,000,000 tokens compared to ERNIE 4.5 VL 28B A3B's 30,000 tokens. A larger context window means the model can process longer documents and conversations.